Presentation on theme: "A History of Surveying Introduction: Purpose Varied Career Outdoors"— Presentation transcript:
1 A History of SurveyingIntroduction:PurposeVaried CareerOutdoorsTechnicalDealing with peopleLegalArtisticVaried EmploymentPrivate PracticeIndustry – Resources- ConstructionGovernmentEducationPublic ServiceMost images have been provided by Ken Allred, ALS, CLS and Patrick Ringwood, BCLS, CLS
2 From Eratosthenes to GPD Presentation will deal with the progression of the surveying profession over the past 10,000 years.We’ll talk about:Purpose of Cadastral SurveyingTouch on key technological developmentsExploration and the development of the New WorldRole of Surveyors in DevelopmentEratosthenes 276 B.C.
3 3800 BCThe oldest known topographic map on a clay tablet of a northern part of Mesopotamia
5 Zechariah 2:1I lifted up mine eyes again, and looked, and behold a man with a measuring line in his hand.
6 The Rope Stretchers Fresco in the Tomb of Menna – Thebes, Egypt 2000 BC
7 Early Egyptian Civilization The PyramidsPythagorasFlooding of the NileEarly cadastral records to 3400 BC3/4/5 triangle6th Century BC
8 Ancient Boundary Stone -and boundary monuments1550 BC
9 Compass developed 1st Century – 11th Century Chinese invention - south pointing spoon (lodestone)Used as a divining tool in the practice of feng shuiMagnetized needles used as direction pointers in the 8th century AD in ChinaCa. 850 and 1050 common as marine navigational aidsCompass was not initially used to tell direction until the 9th centuryCompasses were used as survey instruments on this continent until the mid 19th century. Even in the last century they were used for rough measurements.
10 Gerard Mercator – c. 1550Survey and Mapping developments in the 16th Century expanded the horizons of European settlement. Was largely led by men skilled in navigation – early surveyors.
11 Leonard Digges Invented the Theodolite - England 1571Leonard Digges Invented the Theodolite - England
13 Early Explorers Samuel de Champlain Peter Fidler David Thompson Captain James CookSextant, chronometer, compass – mostly used astronomical observations
14 Samuel de Champlain Samuel de Champlain 1608 Champlain and his astrolabe – Nepean Point - Ottawa
15 Philip Turnor & Peter Fidler Peter Fidler – Canada’s Forgotten Surveyor – James MacGregorLake AthabascaFrom the book: Canada’s Forgotten Surveyor by Peter Fidler
16 David Thompson Columbia River 1806 David Thompson and Peter Fidler were cohorts with the HBC but Thomson grew impatient with the HBC lack of interest in accurate charting. DT joined the NW Company – His chats were the most comprehensive and most accurate maps of Western Canada and the NW US until the late 1800’sNatives called David Thompson “koo-koo-sint” The man who looks at the stars!
17 Peter FidlerElk Point, AlbertaFrom the ALS News Magazine
18 Surveyors and Statesmen George Washington, Thomas Jefferson, Theodore Roosevelt and Abraham Lincoln – all were surveyors in their early careers.Mount Rushmore: Three Surveyors and another guy!
20 Surveying Essential for settlement Early land information system In the book “North-west of Sixteen” James MacGregor tells of his father in 1904, when seeking out his homestead north of Edmonton, finding the “stake” that marked the southwest corner of his quarter section.Sculpture sits on the main floor of the Provincial Museum in EdmontonFrom an ALSA Brochure
21 Technological Revolution 1950GeodimeterTellurometer1970Desk Top ComputerTotal Stations1990Geographic Information SystemsSatellite Positioning Systems2000High Resolution Imagery
22 Selective availability turned off in 2000 Global Positioning SystemsSelective availability turned off in 2000